256216704

素因数分解:

$2^7\times 3^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:382

約数の個数: 128

約数和(自身を含む): 710899200

約数和(自身を除く): 454682496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 59, 64, 86, 96, 118, 128, 129, 172, 177, 192, 236, 258, 263, 344, 354, 384, 472, 516, 526, 688, 708, 789, 944, 1032, 1052, 1376, 1416, 1578, 1888, 2064, 2104, 2537, 2752, 2832, 3156, 3776, 4128, 4208, 5074, 5504, 5664, 6312, 7552, 7611, 8256, 8416, 10148, 11309, 11328, 12624, 15222, 15517, 16512, 16832, 20296, 22618, 22656, 25248, 30444, 31034, 33664, 33927, 40592, 45236, 46551, 50496, 60888, 62068, 67854, 81184, 90472, 93102, 100992, 121776, 124136, 135708, 162368, 180944, 186204, 243552, 248272, 271416, 324736, 361888, 372408, 487104, 496544, 542832, 667231, 723776, 744816, 974208, 993088, 1085664, 1334462, 1447552, 1489632, 1986176, 2001693, 2171328, 2668924, 2979264, 4003386, 4342656, 5337848, 5958528, 8006772, 10675696, 16013544, 21351392, 32027088, 42702784, 64054176, 85405568, 128108352, 256216704]

約数ペア:

[(1, 256216704), (2, 128108352), (3, 85405568), (4, 64054176), (6, 42702784), (8, 32027088), (12, 21351392), (16, 16013544), (24, 10675696), (32, 8006772), (43, 5958528), (48, 5337848), (59, 4342656), (64, 4003386), (86, 2979264), (96, 2668924), (118, 2171328), (128, 2001693), (129, 1986176), (172, 1489632), (177, 1447552), (192, 1334462), (236, 1085664), (258, 993088), (263, 974208), (344, 744816), (354, 723776), (384, 667231), (472, 542832), (516, 496544), (526, 487104), (688, 372408), (708, 361888), (789, 324736), (944, 271416), (1032, 248272), (1052, 243552), (1376, 186204), (1416, 180944), (1578, 162368), (1888, 135708), (2064, 124136), (2104, 121776), (2537, 100992), (2752, 93102), (2832, 90472), (3156, 81184), (3776, 67854), (4128, 62068), (4208, 60888), (5074, 50496), (5504, 46551), (5664, 45236), (6312, 40592), (7552, 33927), (7611, 33664), (8256, 31034), (8416, 30444), (10148, 25248), (11309, 22656), (11328, 22618), (12624, 20296), (15222, 16832), (15517, 16512)]